Home / 7,383,850.74-10,190,225.52-4,121,301.96

Finding the Fourth Proportional to 7,383,850.74, 10,190,225.52 and 4,121,301.96

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Solution

The fourth proportional to 7,383,850.74, 10,190,225.52 and 4,121,301.96 is: 5,687,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383,850.74 : 10,190,225.52 = 4,121,301.96 : x
  2. Step 2: Convert to fraction form
    7,383,850.74/10,190,225.52 = 4,121,301.96/x
  3. Step 3: Cross multiply
    7,383,850.74x = 10,190,225.52 × 4,121,301.96
  4. Step 4: Simplify right side
    7,383,850.74x = 41,996,996,408,418.02
  5. Step 5: Solve for x
    x = 41,996,996,408,418.02/7,383,850.74
  6. Step 6: Final answer
    x = 5,687,682.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.